.PCindex {
  min-width: 600px;
  height: calc(100vh - 50px);
  margin: 0 auto;
  overflow: auto;
  overflow-x: hidden;
  transition: all 0.4s ease-in-out;
  background-color: rgba(255, 255, 255, 0.6);
  margin-top: 50px;
}
.boli {
  overflow: hidden;
  position: absolute;
}
.boli::before {
  display: block;
  position: absolute;
  content: '';
  z-index: 1;
  width: 850px;
  height: 100vh;
  margin: auto;
  background-size: cover;
  left: 0;
  right: 0;
  top: 0;
  background-image: url('https://www.ttzxh.icu/api/upload/showImg?avatar=public%2Fimages%2F46fb32500844c19c3ac186e24b63c44das27b-f0ac5.webp&username=2628735401');
  filter: blur(10px);
  background-attachment: fixed;
  background-position: right;
}
.searchB {
  right: 635px;
  top: 35px;
}
